HPC Challenge Benchmark Record

System Information
Affiliation:   NNSA - Lawrence Livermore National Laboratory   URL:   www.llnl.gov
Location:   USA, California, Livermore, CA   System Use:   Government
System Manufacturer:   IBM   System Name:   Dawn
Interconnect Manufacturer:   IBM   Interconnect Type:   Custom Torus + Tree + Barrier
Operating System:   Custom Lightweight kernel   MPI:   MPICH2 1.0.7
MPI Wtick:   0.000000001176471   BLAS:   ESSL 4.4
Language:   C   Compiler:   XLC 9.0
Compiler Flags:   -O3 -qarch=450d -qtune=440   Processor Type:   PowerPC 450
Processor Speed:   0.85 GHz   Total Processors:   147456
Processors Entered:   131072   Processors determined:   131072
Cores per chip:   4   HPL Processes:   32768
MPI Processes:   32768   Threads Entered:   4
Threads determined:   4   FLOPs per cycle:  
Theoretical peak:   445.6 TFlop/s   Total memory:   147456 GiB
FFT library:   ESSL 4.4  
Explain Optimizations:

No optimizations other than those included in the ESSL math libraries were used.


HPL
HPL:   197.239 Tflop/s   HPL time:   63200.6
HPL eps:   1.11022e-16   HPL Rnorm1:   0.000014842
HPL Anorm1:   664499   HPL AnormI:   664441
HPL Xnorm1:   47985400   HPL XnormI:   116.811
HPL N:   2654207   HPL NB:   96
HPL NProw:   64   HPL NPcol:   512
HPL depth:   1   HPL NBdiv:   2
HPL NBmin:   6   HPL CPfact:   C
HPL CRfact:   R   HPL CPtop:   1
HPL order:   R
HPL dMach EPS:   1.110223e-16   HPL sMach EPS:   0.00000005960464
HPL dMach sfMin:   2.225074e-308   HPL sMach sfMin:   1.1754939999999999e-38
HPL dMach Base:   2   HPL sMach Base:   2
HPL dMach Prec:   2.220446e-16   HPL sMach Prec:   0.0000001192093
HPL dMach mLen:   53   HPL sMach mLen:   24
HPL dMach Rnd:   1   HPL sMach Rnd:   1
HPL dMach eMin:   -1021   HPL sMach eMin:   -125
HPL dMach rMin:   2.225074e-308   HPL sMach rMin:   1.1754939999999999e-38
HPL dMach eMax:   1024   HPL sMach eMax:   128
HPL dMach rMax:   1.797693e308   HPL sMach rMax:   3.4028230000000003e38
dweps:   1.110223e-16   sweps:   0.00000005960464

PTRANS
PTRANS:   785.865 GB/s   PTRANS time:   17.4914 seconds
PTRANS residual:   0   PTRANS N:   1327103
PTRANS NB:   96   PTRANS NProw:   64
PTRANS NPcol:   512

STREAM
S-STREAM Copy:   8.63666 GB/s   S-STREAM Scale:   7.40647 GB/s
S-STREAM Add:   9.38622 GB/s   S-STREAM Triad:   8.15848 GB/s
EP-STREAM Copy:   8.63742 GB/s   EP-STREAM Scale:   7.39122 GB/s
EP-STREAM Add:   9.38504 GB/s   EP-STREAM Triad:   8.16112 GB/s
STREAM Vector Size:   71663562   STREAM Threads:   4

RandomAccess
S-RandomAccess:   0.0100062 Gup/s   EP-RandomAccess:   0.0100689 Gup/s
G-RandomAccess:   5.44859 Gup/s   G-RandomAccess N:   4398046511104
G-RandomAccess time:   3228.76 seconds   G-RandomAccess Check Time:   946.515 seconds
G-RandomAccess Errors:   0   G-RandomAccess Errors Fraction:   0
G-RandomAccess TimeBound:   -1   G-RandomAccess ExeUpdates:   17592186044416
RandomAccess N:   134217728

FFT
S-FFT:   1.0611 GFlop/s   EP-FFT:   1.06161 GFlop/s
MPIFFT:   2752.62 GFlop/s   MPIFFT N:   549755813888
MPIFFT Max Error:   0.0000000000000023865   MPIFFT time0:   0.00000350588 seconds
MPIFFT time1:   9.07926 seconds   MPIFFT time2:   3.50285 seconds
MPIFFT time3:   8.58949 seconds   MPIFFT time4:   8.62081 seconds
MPIFFT time5:   8.85708 seconds   MPIFFT time6:   0.0000013906 seconds
FFTEnblk:   16   FFTEnp:   8
FFTEl2size:   1048576

DGEMM
S-DGEMM:   11.0781 GFlop/s   EP-DGEMM:   11.0847 GFlop/s
DGEMM N:   8464

RandomRing Latency/Bandwidth
RandomRing Latency:   5.17628 usec   RandomRing Bandwidth:   0.0224245 GB/s

NaturalRing Latency/Bandwidth
NaturalRing Latency:   4.07647 usec   NaturalRing Bandwidth:   0.374335 GB/s

PingPong Latency/Bandwidth
Maximum PingPong Latency:   6.13559 usec   Maximum PingPong Bandwidth:   0.385831 GB/s
Minimum PingPong Latency:   2.63544 usec   Minimum PingPong Bandwidth:   0.376662 GB/s
Average PingPong Latency:   4.38075 usec   Average PingPong Bandwidth:   0.382224 GB/s

Size of Data Types
char:   1 byte     short:   2 bytes
int:   4 bytes   long:   4 bytes
void ptr:   4 bytes   float:   4 bytes
double:   8 bytes   size t:   4 bytes
s64Int:   8 bytes   u64Int:   8 bytes

OpenMP
M OpenMP:   200505   OpenMP Num Threads:   4
OpenMP Num Procs:   4   OpenMP Max Threads:   4

Memory
MemProc:   -1   MemSpec:   -1
MemVal:   -1

CPS
CPS_HPCC_FFT_235:   0   CPS_HPCC_FFTW_ESTIMATE:   0
CPS_HPCC_MEMALLCTR:   0   CPS_HPL_USE_GETPROCESSTIMES:   0
CPS_RA_SANDIA_NOPT:   0   CPS_RA_SANDIA_OPT2:   0


Version: 1.2.0.f - Run Type: base
Created: 2009-11-11 - Exported: Wed Aug 27 10:52:44 2014
HPC Challenge Benchmark Record